Porsche 924 Carrera GTS

vs

Fiat X1/9

Germany vs Italy — 1981 vs 1984

Porsche 924 Carrera GTS (1981)
Fiat X1/9 (1984)
Specifications
924 Carrera GTSX1/9 VS (Volumex Supercharged)
Horsepower245 hp135 hp
Torque217 lb-ft127 lb-ft
Engine Size1,984 cc1,498 cc
0-60 mph5.5 sec7.9 sec
Top Speed155 mph121 mph
¼ Mile13.9 sec15.8 sec
Weight2,471 lbs2,094 lbs
Wheelbase2,400 mm2,202 mm
Length4,213 mm3,980 mm
Units Produced591,800
Original MSRP$73,500$13,500
Value (Excellent)$1,200,000$28,000
Collectibility10/107/10
Rarity10/108/10
The Verdict

The 1981 Porsche 924 Carrera GTS holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1984 Fiat X1/9 VS (Volumex Supercharged) brings lighter weight, better value and remains a compelling choice for enthusiasts who value Fiat heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.

Overview

Putting the 1981 Porsche 924 Carrera GTS against the 1984 Fiat X1/9 VS (Volumex Supercharged) is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — Germany versus Italy. The 1981 Porsche 924 Carrera GTS holds a clear advantage in raw power with 245 hp compared to 135 hp, a 110-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Porsche 924 Carrera GTS uses a Inline-4 SOHC Turbocharged 8V displacing 1,984 cc, while the Fiat X1/9 relies on a Inline-4 SOHC Supercharged with 1,498 cc. In the sprint to 60 mph, the 1981 Porsche 924 Carrera GTS edges ahead at 5.5 seconds versus 7.9 seconds. The Fiat X1/9 carries a weight advantage, tipping the scales 377 lbs lighter. Rarity plays a significant role here — with only 59 units built, the 1981 Porsche 924 Carrera GTS is considerably scarcer than the Fiat X1/9's 1,800 examples. On the collector market, the 1981 Porsche 924 Carrera GTS commands a significant premium over the 1984 Fiat X1/9 VS (Volumex Supercharged), reflecting differences in prestige and rarity. From a collectibility standpoint, the 1981 Porsche 924 Carrera GTS rates higher among enthusiasts and auction houses.